CN211653339U - Liquid crystal display test fixture - Google Patents

Liquid crystal display test fixture Download PDF

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Publication number
CN211653339U
CN211653339U CN202020325699.XU CN202020325699U CN211653339U CN 211653339 U CN211653339 U CN 211653339U CN 202020325699 U CN202020325699 U CN 202020325699U CN 211653339 U CN211653339 U CN 211653339U
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China
Prior art keywords
tray
liquid crystal
plate
side wall
crystal display
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Active
Application number
CN202020325699.XU
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Chinese (zh)
Inventor
杨俊腾
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Hebei Xiongfu Photoelectric Technology Co ltd
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Hebei Xiongfu Photoelectric Technology Co ltd
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Abstract

The utility model discloses a liquid crystal screen testing tool which belongs to the technical field of testing tools and particularly relates to a liquid crystal screen testing tool which comprises a connecting frame, a compression-resistant detection component and a spring are connected on a slide rail, a tray component is arranged at the bottom of the inner side wall of the connecting plate, a fixing component is arranged in the tray component, an elastic clamping part is formed by matching two protection plates and the spring, the size of the transverse space in the tray can be changed, then the size of the longitudinal space in the tray is adjusted by rotating a threaded push rod, liquid crystal screens to be tested with different sizes and models are fixed by matching the threaded push rod and the protection plates, the fixed liquid crystal screens are matched with a pneumatic telescopic rod to form a pressure component to carry out compression resistance detection on the liquid crystal screens, and when the screen brightness and the resolution of the liquid crystal screens are required to be measured, the angle of the tray can be, and then change the angle of LCD screen, convenient test.

Description

Liquid crystal display test fixture
Technical Field
The utility model relates to a test fixture technical field specifically is a LCD screen test fixture.
Background
When a tester selects the liquid crystal screen, the screen brightness, the resolution ratio, the compressive capacity and other parameters of the liquid crystal screen need to be measured, so that the placement angle of the liquid crystal screen needs to be adjusted, meanwhile, an auxiliary tool is needed to support the liquid crystal screen, the existing tool cannot adapt to liquid crystal screens of different specifications and sizes, the angle operation for adjusting the liquid crystal screen during testing is complex, the test result of the screen brightness, the resolution ratio and other parameters of the liquid crystal screen is influenced, meanwhile, when the liquid crystal screen is subjected to compressive test at present, firstly, the liquid crystal screen is subjected to manual pressing test, the working efficiency is low, then, the liquid crystal screen is subjected to compressive test through machinery, the mechanical testing is high in efficiency compared with manual testing, but the function is single, the operation is complex, all angles cannot be considered, and the detection precision is not high.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
In view of the above and/or the problem that exists among the current LCD screen test fixture, provided the utility model discloses.
Therefore, the utility model aims at providing a LCD screen test fixture can solve current LCD screen test fixture function singleness, and the test precision is poor, the problem that the practicality is low.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a LCD screen test fixture, it includes: link, connecting plate, resistance to compression determine module, tray subassembly and fixed subassembly, link inside wall top rigid coupling the connecting plate, the slide rail has been seted up to the connecting plate bottom, resistance to compression determine module and sliding connection in on the slide rail, resistance to compression determine module includes connecting seat, cylinder, air telescopic link and clamp plate, the connecting seat with slide rail sliding connection, connecting seat bottom rigid coupling the cylinder, the cylinder output sets up air telescopic link, air telescopic link bottom is connected the clamp plate, the tray subassembly is located connecting plate inside wall bottom, install in the tray subassembly fixed subassembly.
As a preferred scheme of LCD screen test fixture, wherein: the protective pad is bonded at the bottom of the outer side wall of the connecting frame and is a composite base plate formed by pressing multiple layers of rubber plates.
As a preferred scheme of LCD screen test fixture, wherein: both ends all rigid coupling have the stopper about the slide rail.
As a preferred scheme of LCD screen test fixture, wherein: the tray subassembly includes bottom plate, constant head tank, push pedal and tray, the bottom plate rigid coupling in link inside wall bottom, bottom plate one end with the tray passes through the hinge and rotates the connection, the threaded hole is seted up to the tray bottom, the tray other end is articulated the push pedal, bottom plate lateral wall top central point puts and sets up a plurality ofly the constant head tank, the push pedal with the constant head tank clamps the cooperation, and is a plurality of the constant head tank is linear equidistance and arranges the setting.
As a preferred scheme of LCD screen test fixture, wherein: fixed subassembly comprises spring, guard plate and screw push rod, the tray inside wall left and right sides all passes through spring coupling the guard plate, two guard plate parallel arrangement, and two the equal cladding of guard plate lateral wall has the rubber pad, screw push rod threaded connection in the screwed hole.
As a preferred scheme of LCD screen test fixture, wherein: and a pressure sensor is embedded in the central position of the inner side wall of the tray and is electrically connected with an external terminal.
Compared with the prior art: form elastic clamping part through two guard plates and spring cooperation, can change the inside horizontal space size of tray, then adjust the inside longitudinal space size of tray through rotatory screw thread push rod, through the fixed not unidimensional size of equidimensional and the examination of awaiting measuring LCD of model of screw thread push rod and guard plate cooperation, LCD after fixing passes through the cylinder and forms pressure subassembly through the cooperation of pneumatic telescopic link and carries out the resistance to compression detection to the LCD, the pressure value that the LCD that is surveyed can real-time detection by the pressure sensor who sets up in the tray received, and, when needs measure the screen brightness and the resolution ratio of LCD, can cooperate through push pedal and constant head tank, change the angle of tray, and then change the angle of LCD, convenient test.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of part A of the present invention;
fig. 3 is a schematic view of the structure of the part B of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a LCD screen test fixture, form elastic clamping part through two guard plates and spring cooperation, can change the inside transverse space size of tray, then adjust the inside longitudinal space size of tray through rotatory screw thread push rod, through the fixed not unidimensional little and the examination LCD screen that awaits measuring of model of screw thread push rod and guard plate cooperation, LCD screen after the fixing forms pressure subassembly through cylinder and pneumatic telescopic rod cooperation and carries out the resistance to compression to the LCD screen and detect, and, when needs measure the screen brightness and the resolution ratio of LCD screen, can cooperate through push pedal and constant head tank, change the angle of tray, and then change the angle of LCD screen, and convenient test, please refer to figure 1, include, link 100, connecting plate 200, resistance to compression determine module 300, tray subassembly 400 and fixed subassembly 500.
Referring to fig. 1, the connecting frame 100 is a fixing frame made of a metal alloy material, a protective pad 110 is bonded to the bottom of the outer side wall of the connecting frame 100, the protective pad 110 is a composite cushion plate formed by laminating multiple layers of rubber plates, and the protective pad 110 is used for protecting the connecting frame 100 and preventing the connecting frame 100 from erosion and abrasion in a long-term use process;
referring to fig. 1, the top of the inner sidewall of the connecting frame 100 is screwed with a connecting plate 200, the bottom of the connecting plate 200 is provided with a slide rail 210, and the slide groove 210 is used for arranging a connecting seat 310;
continuing to refer to fig. 1, the compression-resistant detection assembly 300 is slidably connected to the slide rail 210, the compression-resistant detection assembly 300 comprises a connecting seat 310, an air cylinder 320, a pneumatic telescopic rod 330 and a pressing plate 340, specifically, the connecting seat 310 is slidably connected to the slide rail 210, the air cylinder 320 is screwed to the bottom end of the connecting seat 310 through a fastening screw, the air cylinder 320 is used for providing power to drive the pneumatic telescopic rod 330 to make linear reciprocating motion, the pneumatic telescopic rod 330 is integrally formed at the output end of the air cylinder 320, the pneumatic telescopic rod 330 is used for connecting the pressing plate 340, the pressing plate 340 is clamped to the bottom end of the pneumatic telescopic rod 330, and the pressing plate;
referring to fig. 1 and 2, the tray assembly 400 includes a bottom plate 410, positioning grooves 420, a push plate 430 and a tray 440, specifically, the bottom plate 410 is fastened to the bottom of the inner sidewall of the connecting frame 100, one end of the bottom plate 410 is rotatably connected to the tray 440 through a hinge, a threaded hole 441 is formed at the bottom end of the tray 440, the threaded hole 441 is used for connecting a threaded push rod 530, the other end of the bottom plate 410 is hinged to the push plate 430, ten positioning grooves 420 are formed at the center position of the top of the outer sidewall of the bottom plate 410, the push plate 430 is fastened, and ten positioning slots 420 are arranged in a linear equidistant arrangement, the push plate 430 is matched with the positioning slots 420, the angle of the tray 440 can be changed, the angle of the liquid crystal screen is changed, the test is convenient, a pressure sensor (not marked in the figure) is embedded in the center of the inner side wall of the tray 440 and is electrically connected with an external terminal, and the pressure sensor can detect the pressure value applied to the liquid crystal screen to be tested in real time;
referring to fig. 3, the fixing assembly 500 includes a spring 510, two protection plates 520 and a screw push rod 530, specifically, the left and right sides of the inner side wall of the tray 440 are connected to the protection plates 520 through the spring 510, the spring 510 is clamped in the central positions of the protection plates 520 and the side wall of the tray 440, the two protection plates 520 are arranged in parallel, the outer side walls of the two protection plates 520 are coated with rubber pads (not labeled in the figure), the two protection plates 520 and the spring 510 are matched to form an elastic clamping member, the size of the transverse space inside the tray 440 can be changed, so that the fixing of liquid crystal screens of different sizes is facilitated, the screw push rod 530 is screwed into the screw hole 441, the size of the longitudinal space inside the tray 440 can be adjusted by rotating the screw push rod 530, and the liquid crystal screens to be;
the working principle is as follows: the utility model discloses a when using, form resilient clamp spare through two guard plates 520 and spring 510 cooperations, can change the inside transverse space size of tray 440, then adjust the inside longitudinal space size of tray 440 through rotatory screw push rod 530, through the fixed not unidimensional big and the examination of awaiting measuring LCD of model of different sizes of screw push rod 530 and guard plate 520 cooperation, LCD after the fixing passes through cylinder 320 and pneumatic telescopic rod 330 cooperation formation pressure subassembly carries out resistance to compression detection to the LCD, the pressure value that the pressure sensor that sets up in tray 440 can real-time detection received by the liquid crystal display of being surveyed, and, when needs measure the screen luminance and the resolution ratio of LCD, can cooperate with constant head tank 420 through push pedal 430, change the angle of tray 440, and then change the angle of LCD, convenient test.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. The utility model provides a LCD screen test fixture which characterized in that includes: the connecting frame (100), the connecting plate (200), the compression-resistant detection component (300), the tray component (400) and the fixing component (500), the connecting plate (200) is fixedly connected to the top of the inner side wall of the connecting frame (100), the sliding rail (210) is arranged at the bottom of the connecting plate (200), the compression-resistant detection component (300) is connected to the sliding rail (210) in a sliding manner, the compression-resistant detection component (300) comprises a connecting seat (310), a cylinder (320), a pneumatic telescopic rod (330) and a pressing plate (340), the connecting seat (310) is connected to the sliding rail (210) in a sliding manner, the cylinder (320) is fixedly connected to the bottom of the connecting seat (310), the output end of the cylinder (320) is provided with the pneumatic telescopic rod (330), the bottom end of the pneumatic telescopic rod (330) is connected to the pressing plate (340), and the tray, the tray assembly (400) has the fixing assembly (500) mounted therein.
2. The liquid crystal display testing tool according to claim 1, wherein a protective pad (110) is bonded to the bottom of the outer side wall of the connecting frame (100), and the protective pad (110) is a composite type base plate formed by laminating multiple layers of rubber plates.
3. The liquid crystal display testing tool according to claim 1, wherein limiting blocks are fixedly connected to the left end and the right end of the sliding rail (210).
4. The liquid crystal display testing tool according to claim 1, wherein the tray assembly (400) comprises a bottom plate (410), positioning grooves (420), a push plate (430) and a tray (440), the bottom plate (410) is fixedly connected to the bottom of the inner side wall of the connecting frame (100), one end of the bottom plate (410) is rotatably connected with the tray (440) through a hinge, threaded holes (441) are formed in the bottom end of the tray (440), the other end of the tray (440) is hinged to the push plate (430), the positioning grooves (420) are formed in the central position of the top of the outer side wall of the bottom plate (410), the push plate (430) is clamped and matched with the positioning grooves (420), and the positioning grooves (420) are linearly arranged at equal intervals.
5. The liquid crystal display testing tool according to claim 4, wherein the fixing assembly (500) is composed of springs (510), protection plates (520) and threaded push rods (530), the left side and the right side of the inner side wall of the tray (440) are connected with the protection plates (520) through the springs (510), the two protection plates (520) are arranged in parallel, the outer side walls of the two protection plates (520) are coated with rubber pads, and the threaded push rods (530) are connected in the threaded holes (441) in a threaded mode.
6. The liquid crystal display testing tool according to claim 5, wherein a pressure sensor is embedded in the center of the inner side wall of the tray (440), and the pressure sensor is electrically connected with an external terminal.
CN202020325699.XU 2020-03-16 2020-03-16 Liquid crystal display test fixture Active CN211653339U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020325699.XU CN211653339U (en) 2020-03-16 2020-03-16 Liquid crystal display test fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020325699.XU CN211653339U (en) 2020-03-16 2020-03-16 Liquid crystal display test fixture

Publications (1)

Publication Number Publication Date
CN211653339U true CN211653339U (en) 2020-10-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020325699.XU Active CN211653339U (en) 2020-03-16 2020-03-16 Liquid crystal display test fixture

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112767864A (en) * 2021-01-15 2021-05-07 深圳市韦德勋光电科技有限公司 Debugging device of LCD logic board control module and use method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112767864A (en) * 2021-01-15 2021-05-07 深圳市韦德勋光电科技有限公司 Debugging device of LCD logic board control module and use method

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